X+3份之1X=12
问题描述:
X+3份之1X=12
答
x+x/3=12
(1+1/3)x=12
4/3 × x=12
x=12÷(4/3)
x=9
X+3份之1X=12
x+x/3=12
(1+1/3)x=12
4/3 × x=12
x=12÷(4/3)
x=9